<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/img/login.png" alt="">
      </div>
      <!-- 登陆表单区域 -->
      <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0" class="login_form">
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="el-icon-user-solid"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" prefix-icon="el-icon-unlock" type="password"></el-input>
        </el-form-item>
        <!-- 按钮区域 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="loginFormRef">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>


<script>
  export default {
    data() {
      return {
        id:12,
        // 登录表单的数据
        loginForm: {
          username: '',
          password: ''
        },
        // 表单验证规则对象
        loginFormRules: {
          // 验证用户名
          username: [
            { required: true, message: '请输入登录名称', trigger: 'blur' },
            { min: 2, max: 10, message: '长度在 3 到 10 个字符之间', trigger: 'blur' }
          ],
          // 验证密码
          password: [
            { required: true, message: '请输入登录密码', trigger: 'blur' },
            { min: 6, max: 15, message: '长度在 6 到 15 之间', trigger: 'blur' }
          ]
        }
      }
    },
    methods: {
      // 点击重置登录表单
      loginFormRef() {
        this.$refs.loginFormRef.resetFields()
      },
      login() {
        let that = this
        this.$refs.loginFormRef.validate(async valid => {
          this.$router.push({
            path:'/home',
            query:{
              id:that.id,
              name : that.loginForm.username,
              password : that.loginForm.password
            }
          })
          // if(!valid) return;
          // const {data:res} = await this.$http.post('login',this.loginForm);
          // if(res.meta.status !== 200) return this.$message.error('登录失败');
          // this.$message.success('登录成功')
          // // 1.登录成功之后的token，保存到客户端的sessionStorage中
          // //    1.1 项目中除了登录之外的其他API接口，必须在登录之后才能访问
          // //    1.2 token只应在当前网站打开期间生效，所以将token保存在sessionStorage中
          // console.log(res);
          // window.sessionStorage.setItem('token',res.data.token)
          // 2.通过编程式导航跳转到后台主页，路由地址是/home
        })
      }
    }
  }
</script>

<style lang="less" scoped>
  .login_container {
    background-color: #2b4b6b;
    height: 100%;
  }

  .login_box {
    width: 450px;
    height: 300px;
    background-color: #ffffff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .avatar_box {
      height: 130px;
      width: 130px;
      border: 1px solid #eeeeee;
      border-radius: 50%;
      box-shadow: 0 0 10px #dddddd;
      position: absolute;
      left: 50%;
      transform: translate(-50%, -50%);

      img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
      }
    }
  }

  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }

  .btns {
    display: flex;
    justify-content: flex-end;
  }
</style>